p7o2 q7o2p r7o2pp s7o2 t7o2p
eyp2p fyp2pp gyp2 hyp2p iyp2pp
3oq2pp 4oq2 5oq2p 6oq2pp 7oq2
sfr2 tfr2p ufr2pp vfr2 wfr2p
h6r2p i6r2pp j6r2 k6r2p l6r2pp